Dionne, E. (2014). Ollie and the science of treasure hunting: A 14-day mystery. Dial Books for Young Readers, an imprint of Penguin Group (USA) LLC.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDionne, Erin. Ollie and the Science of Treasure Hunting: A 14-day Mystery. New York, New York: Dial Books for Young Readers, an imprint of Penguin Group (USA) LLC, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDionne, Erin. Ollie and the Science of Treasure Hunting: A 14-day Mystery. Dial Books for Young Readers, an imprint of Penguin Group (USA) LLC, 2014.
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